3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $x = PHP_INT_MAX + PHP_INT_MAX; var_dump($x);
based on rdgMK
Output for 4.4.0 - 4.4.9, 5.0.5 - 7.1.0
float(1.844674407371E+19)
Output for 4.3.0 - 4.3.11, 5.0.0 - 5.0.4
Notice: Use of undefined constant PHP_INT_MAX - assumed 'PHP_INT_MAX' in /in/mBJFO on line 2 Notice: Use of undefined constant PHP_INT_MAX - assumed 'PHP_INT_MAX' in /in/mBJFO on line 2 int(0)